CN1265993A - Brake for electricity driven children car - Google Patents
Brake for electricity driven children car Download PDFInfo
- Publication number
- CN1265993A CN1265993A CN 99102780 CN99102780A CN1265993A CN 1265993 A CN1265993 A CN 1265993A CN 99102780 CN99102780 CN 99102780 CN 99102780 A CN99102780 A CN 99102780A CN 1265993 A CN1265993 A CN 1265993A
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- brake
- rotating disk
- facing
- pivoting point
- children car
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Abstract
The brake equipment of electric child's riding cart includes a pair of brake blocks, they are pivoted at some fixed position relatively to the centre of brake rotating disk, and when it is used for braking, one end of each of two brake blocks far from pin joint point is acted by external force, the pair of brake blocks can use pin joint point as pivot point to tightly grip the brake rotating disk. By adopting paired brake blocks and respectively providing main brake force whose direction is opposite to the rotating direction of wheel and auxiliary brake force whose direction is identifical to the rotating direction of wheel, so that it can obtain identical brake effect whether the cart going forward or the cart going backward is braked.
Description
The invention relates to the brake gear of a kind of brake gear of electricity driven children car, particularly a kind of improvement, it can overcome in the conventional electric children's ride-on car braking mechanism because the brake control power difference problem that the vehicle heading difference is caused.
Known a kind of electricity driven children car brake gear can be illustrated by the schematic diagram that Fig. 1 painted.Will be among the figure by the assembly of 14 of brake rotating disk 12 and brake facings in the braking mechanism and the design of brake facing 14, and cooperate the situation of braking action among Fig. 2, point out some problems that exist when conventional electric children's ride-on car brakes.
As shown in Figure 1, in the brake gear of electricity driven children car, brake facing 14 is to be a ring-type, be linked in most of circumferential position of brake rotating disk 12, generally be used for the plasthetics that brake rotating disk 12 on the electricity driven children car or brake facing 14 are all hard, just can provide the braking force of brake by the brake facing 14 lock rings rotating disk 12 that firmly brakes.For electricity driven children car, normally provide propulsive effort respectively by two trailing wheels, each trailing wheel 10 respectively disposes an actuating device 20, no matter car is to advance or retreat, all can provide power, to order about the walking of wheel 10 rotating band motor vehicle by the motor (not shown) in the actuating device 20.Therefore brake rotating disk 12 will produce friction by brake facing 14 bandings brake rotating disk 12 along with synchronous rotation when wheel 10 rotates, and force brake rotating disk 12 to stop the rotation and just can check vehicle simultaneously.
Brake facing 14 is a garter spring, be enclosed within the chase that is positioned at the circumferential surface position on the brake rotating disk 12, brake facing 14 is locked on the actuating device 20 admittedly with a pivoting point 16, brake draws cable wire 24 1 ends of pulling to pass two garter spring ends of brake facing 14, the footbrake that the other end then the is connected to electricity driven children car (not shown) of pulling, more be mounted with a spring 23 between 14 liang of garter spring ends of brake facing, be equipped with a setting device 26, just can adjust the degree of tightness or the effective action stroke of brake by the mode of its screw 28 of rotation.During braking action, brake pull (as for handgrip or stretcher person) be activated, brake draws the cable wire 24 of pulling to be tightened up, just brake facing 14 be that fulcrum clamps the rotating disk 12 that brakes with pivoting point 16.
The direction of considering wheel has two kinds of situations, and as shown in Figure 2, when vehicle advanced or retreat, brake rotating disk 12 rotated along the direction shown in cw among the figure or conter clockwise two solid arrows respectively; Yet,, but be among the figure shown in the dotted arrow direction forever because of the drag that pulling brake draws the cable wire 24 of pulling that brake facing 14 bandings brake rotating disk 12 is produced.Therefore, wheel is for clockwise rotating when supposing that vehicle advances, the hand of rotation of brake rotating disk 12 is identical with the application of force direction (clockwise direction) that brake facing 14 is tightened up, brake rotating disk 12 will help the increase of brake facing 14 banding strength with the friction force of the contact surface of brake facing 14, and obtain preferable braking effect.Otherwise, when vehicle rollback, brake rotating disk 12 rotates counterclockwise, the hand of rotation of brake rotating disk 12 will be opposite with the application of force direction (clockwise direction) that brake facing 14 is tightened up, because due to the friction force of the contact surface of brake rotating disk 12 and brake facing 14, will produce the strength that brake facing 14 is pushed open towards radial outside, and reduce the banding strength of brake facing 14, and the effect of influence brake.So according to above-mentioned, vehicle brake when advancing or retreat can obtain different braking effects.
In view of this, purpose of the present invention just desire solve in the conventional electric children's ride-on car brake gear the different problem of braking effect that brake is produced when travelling because of the vehicle forward-reverse.
According to above purpose, the invention provides a kind of brake gear of electricity driven children car, comprise: a brake rotating disk, synchronously with wheel; A pair of brake facing is hubbed on a certain by a pivoting point and is motionless position with respect to the heart among the brake rotating disk, wales the border of brake rotating disk about respectively; Whereby, during brake, brake facing is that fulcrum clamps the brake rotating disk with the pivoting point in pairs, and wheel can be stopped operating.
Wherein, in pairs the brake facing end of pivoting point that is not pivoted is connected to same cam respectively, drives brake facing by the cam rotation and clamps the brake rotating disk; And cam can be drawn the cable wire pulling of pulling by a brake, rotates with a pivot, clamps the brake rotating disk so that order about brake facing more effortlessly.In addition, brake facing is not hubbed at an end of pivoting point in pairs, can be yet and is connected to two point of applications that the cable wire of pulling is drawn in a brake respectively, directly draws the cable wire tension of pulling by brake, makes brake facing can clamp the brake rotating disk.As for the design of brake facing, can be a kind of nearly semi-round ring, respectively be nearly semi-round ring and form a garter spring by two of pivoting point connections.Or brake facing respectively is a ring bodies near wholecircle shape, is enclosed within the border and each other side by side of brake rotating disk, and to be hubbed on a certain by a pivoting point be motionless position with respect to the heart among the brake disc.
State on the present invention with other purposes, feature and advantage and can become apparent for making, a preferred embodiment cited below particularly, and in conjunction with the accompanying drawings, be described in detail below.
Fig. 1 is a kind of scheme drawing of known electricity driven children car brake gear;
Fig. 2 is the diagram after the electricity driven children car brake gear start of Fig. 1;
Fig. 3 is the preferred embodiment diagram of electricity driven children car brake gear of the present invention;
Fig. 4 is the diagram after the brake gear start of the present invention among Fig. 3;
Fig. 5 is another preferred embodiment diagram of electricity driven children car brake gear of the present invention.
Please refer to Fig. 3, it is the diagram of one of brake gear of the present invention preferred embodiment, does one relatively with Fig. 1, can know and find out the present invention and the known brake gear different designs to brake facing.Brake gear of the present invention includes a brake rotating disk 12 equally, draw cable wire 24 1 ends of pulling to be tied to a lead 22 and to insert a cam 30 fixing by brake, brake draws cable wire 24 other ends of pulling to be connected to the (not shown) of pulling that brakes, and 26 of setting devices are fixed on the actuating device 20.After startup was pulled in brake, brake drew the cable wire 24 of pulling to be pulled, and just can make brake facing 142,144 bandings brake rotating disk 12, the brake weight that limiting wheel rotated when brake was provided.
The present invention's brake facing the 142, the 144th, paired setting.In the present embodiment, brake facing 142,144 respectively forms the shape of half garter spring, it is that a motionless pivoting point 18 is (in this embodiment with respect to the heart among the brake rotating disk that two brake facings, 142,144 corresponding ends all are hubbed on a certain, pivoting point 18 is to be positioned at shell outside the actuating device 20), brake facing 142,144 is that the axle center is done to clamp and the motion of decontroling brake rotating disk 12 with pivoting point 18 just.The other end that brake facing 142,144 does not articulate, then be connected on the cam 30 in formed two arc holes 34,36,30 on cam is articulated in respect to brake rotating disk 12 with a pivot 32 and is an attachment point of motionless position (on actuating device 20), therefore, the tension brake is drawn when pulling cable wire 24, cam 30 is that fulcrum is driven to rotate with pivot 32, and it is fulcrum banding brake rotating disk 12 with pivoting point 18 that related meeting impels brake facing 142,144.
Please refer again to Fig. 3 and Fig. 4 simultaneously, it is respectively before the start of present embodiment brake gear and the diagram after the start.Please note that brake facing 142,144 connects an end of cam 30, be positioned at the position of the arc hole 34,36 of cam 30 relatively among Fig. 3 and Fig. 4.Brake is drawn when pulling the cable wire tension, cam 30 will be along right-hand revolution among the figure, brake facing 142,144 connects an end of cam 30, in arc hole 34,36 walking LAP after, arc hole one side will be propped up respectively, make cam 30 be driven brake facing 142,144 and clamp the brake rotating disk, as shown in Figure 4.At this moment, brake facing the 142, the 144th is that fulcrum clamps brake rotating disk 12 with pivoting point 18, therefore, can provide the drag of opposing brake dial rotation to be respectively the represented both direction of dotted line among Fig. 4.Consequently, when vehicle advances, suppose that the corresponding wheel and the rotation direction of brake rotating disk 12 are clws direction among the figure, when braking, the rotation of brake facing 144 impedance that provides brake rotating disk 12 can be considered main drag, and the drag that brake facing 142 is provided just is auxilliary drag; On the contrary, brake when vehicle rollback, the drag that brake facing 142 is provided just is main drag, and the drag that brake facing 144 is provided just is auxilliary drag.By comparison, brake gear of the present invention no matter vehicle brakes, all can obtain identical braking effect by the braking mechanism in the present embodiment when advancing or retreat, therefore overcome the problem in the known technology.In addition, present embodiment uses the benefit of cam 30, the strength of average pulling two brake facings 142,144 can be provided on the one hand, on the other hand especially in the cam 30 force arm (pivot 32 is to the distance D of lead 22) be greater than drag arm (the end-point distances d of pivot 32 brake facings 142,144 to the camber hole 34,36), with provide when brake the labour-saving effect, for carriage for children, help the application of force of child when brake to reduce.
Referring again to Fig. 5, it is another preferred embodiment of brake gear of the present invention, with the brake gear difference of Fig. 3, is that present embodiment has omitted the setting of cam 30.Two brake facings 142,144 still are fixed together with pivoting point 18, but brake facing not in succession the other end then with setting device 26 serial connection.Settle spring 23 in 142,144 of two brake facings equally, the screw that is equipped with setting device 26 just can be adjusted the degree of tightness or the effective action stroke of brake.Therefore so, the brake gear of present embodiment is when start, and similarly, brake facing 142,144 also is to be that fulcrum clamps brake rotating disk 12 with pivoting point 18, also can obtain as identical effect among above-mentioned Fig. 3 embodiment.
In addition, in the embodiment of Fig. 3 and Fig. 5, brake facing 142,144 respectively is the shape of half garter spring, certainly, brake facing 142,144 also can be as disclosed loopful shape hoop shape among Fig. 1, make brake facing 142,144 folded mutually side by side each other, still being hubbed on a certain with pivoting point 18 is motionless position with respect to the heart among the brake rotating disk 12, thus, make the area of contact between brake facing 142,144 and the brake rotating disk 12 strengthen the braking force in the time of more improving brake.
Though the present invention's technology contents is disclosed by above-mentioned preferred embodiment; right its is not in order to limit the present invention; any those of ordinary skill in the art; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention attached claim scope person of defining after looking is as the criterion.
Claims (6)
1. the brake gear of an electricity driven children car comprises:
One brake rotating disk is synchronously with wheel;
A pair of brake facing is hubbed on a certain by a pivoting point and is motionless position with respect to the heart among this brake rotating disk, wales this brake rotating disk border about respectively;
Whereby, during brake, this is that fulcrum clamps this brake rotating disk to brake facing with this pivoting point, and this wheel can be stopped operating.
2. the brake gear of electricity driven children car according to claim 1, wherein, this is not fixed in an end of this pivoting point to brake facing, is to be connected to a cam respectively, drives this by this cam rotation brake facing is clamped this brake rotating disk.
3. as the brake gear of electricity driven children car as described in the claim 2, wherein, this cam is to be drawn the cable wire pulling of pulling by a brake, rotates with a pivot, orders about this to this brake rotating disk of the laborsaving clamping of brake facing energy.
4. the brake gear of electricity driven children car according to claim 1, wherein, this is not fixed in an end of this pivoting point to brake facing, is to be connected to two point of applications that the cable wire of pulling is drawn in a brake respectively, draw the cable wire tension of pulling by this brake, make this can clamp this brake rotating disk brake facing.
5. the brake gear of electricity driven children car according to claim 1, wherein, this respectively is a kind of nearly semi-round ring bodies to brake facing, connects these cooresponding two ends of ring-type brake facing by this pivoting point and forms a garter spring.
6. the brake gear of electricity driven children car according to claim 1, wherein, this respectively is the ring bodies of a wholecircle shape to brake facing, is enclosed within the border of this brake rotating disk with side by side relation each other, and to be hubbed on a certain by a pivoting point be motionless position with respect to the heart among this brake rotating disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB991027809A CN1185124C (en) | 1999-03-03 | 1999-03-03 | Brake for electricity driven children car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB991027809A CN1185124C (en) | 1999-03-03 | 1999-03-03 | Brake for electricity driven children car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1265993A true CN1265993A (en) | 2000-09-13 |
| CN1185124C CN1185124C (en) | 2005-01-19 |
Family
ID=5270970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB991027809A Expired - Fee Related CN1185124C (en) | 1999-03-03 | 1999-03-03 | Brake for electricity driven children car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1185124C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103818423A (en) * | 2014-03-19 | 2014-05-28 | 中国计量学院 | Slipping-prevention baby stroller |
| CN111497921A (en) * | 2019-06-03 | 2020-08-07 | 合肥工业大学 | Baby carriage braking device and method |
-
1999
- 1999-03-03 CN CNB991027809A patent/CN1185124C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103818423A (en) * | 2014-03-19 | 2014-05-28 | 中国计量学院 | Slipping-prevention baby stroller |
| CN103818423B (en) * | 2014-03-19 | 2016-04-20 | 中国计量学院 | A kind of anti-doll carriage slipped by slope |
| CN111497921A (en) * | 2019-06-03 | 2020-08-07 | 合肥工业大学 | Baby carriage braking device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1185124C (en) | 2005-01-19 |
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| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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Owner name: ZHONGSHAN SHUNCHENG DAILY NECESSITY CO., LTD Free format text: FORMER OWNER: SHANGGUFENG CO., LTD., BRITISH UIRGIN ISLANDS Effective date: 20071019 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20071019 Address after: 528414, Dongsheng Road, Dongsheng Town, Zhongshan, Guangdong, China Patentee after: Zhongshan City Longcheng Daily-Use Article Co., Ltd. Address before: british virgin islands Patentee before: Shangyufeng Ltd., British Virgin Islands |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050119 |